Information injection-pump assembly
ZEXEL
101482-9071
1014829071
NISSAN-DIESEL
1679090307
1679090307

Rating:
Cross reference number
ZEXEL
101482-9071
1014829071
NISSAN-DIESEL
1679090307
1679090307
Zexel num
Bosch num
Firm num
Name
101482-9071
1679090307 NISSAN-DIESEL
INJECTION-PUMP ASSEMBLY
BD2 * K
BD2 * K
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8140
Bosch type code
EF8511/9A
Nozzle
105780-0000
Bosch type code
DN12SD12T
Nozzle holder
105780-2080
Bosch type code
EF8511/9
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-2-600
Outer diameter - inner diameter - length (mm) mm 6-2-600
Overflow valve
131424-1520
Overflow valve opening pressure
kPa
157
123
191
Overflow valve opening pressure
kgf/cm2
1.6
1.25
1.95
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Right R
Right R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right R
Right R
Injection order
1-3-4-2
Pre-stroke
mm
3.2
3.15
3.25
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5
Cal 1-3 deg. 90 89.5 90.5
Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5
Cyl.1-2 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
A
Rack position
10.4
Pump speed
r/min
1000
1000
1000
Average injection quantity
mm3/st.
42.7
41.7
43.7
Max. variation between cylinders
%
0
-3.5
3.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
B
Rack position
10.7
Pump speed
r/min
700
700
700
Average injection quantity
mm3/st.
38.4
36.4
40.4
Max. variation between cylinders
%
0
-5
5
Fixing the lever
*
Injection quantity adjustment_03
Adjusting point
-
Rack position
9.2+-0.5
Pump speed
r/min
450
450
450
Average injection quantity
mm3/st.
8
6
10
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Injection quantity adjustment_04
Adjusting point
D
Rack position
-
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
62
62
72
Fixing the lever
*
Rack limit
*
Test data Ex:
Governor adjustment

N:Pump speed
R:Rack position (mm)
(1)Target notch: K
(2)Tolerance for racks not indicated: +-0.05mm.
(3)RACK LIMIT
(4)Set idle sub-spring
(5)Main spring setting
----------
K=12
----------
----------
K=12
----------
Speed control lever angle

F:Full speed
I:Idle
(1)Stopper bolt setting
----------
----------
a=(6deg)+-5deg b=(14deg)+-5deg
----------
----------
a=(6deg)+-5deg b=(14deg)+-5deg
Stop lever angle

N:Pump normal
S:Stop the pump.
----------
----------
a=12deg+-5deg b=53deg+-5deg
----------
----------
a=12deg+-5deg b=53deg+-5deg
Timing setting

(1)Pump vertical direction
(2)Position of camshaft's key groove at No 1 cylinder's beginning of injection
(3)-
(4)-
----------
----------
a=(60deg)
----------
----------
a=(60deg)
Information:
1. Overview of Lubrication System
Flow of oil2. Oil Pump, Relief Valve, and Oil Pressure Switch
2.1 Disassembly
Disassembly sequence and points to check on oil pump1 Oil filter2 Oil pump3 Gasket4 Oil pump cover5 Inner rotor6 Outer rotor (The inner and outer rotors form a rotor assembly)7 O-ring8 Oil pump body9 Relief valve10 Oil pressure switch KEY POINTS FOR DISASSEMBLY(1) Oil PumpRemove the oil pump (parts (3) through (8) in the above drawing) as an assembly.
Removing oil pump(2) Oil Pressure SwitchRemove the switch using the Oil Pressure Switch Socket Wrench (MD998054).
Removing oil pressure switch2.2 Inspection and Repair(1) Oil Pump(a) Using a thickness gauge, measure the clearance between the outer rotor and pump body. If the measurement exceeds the limit, replace the rotor assembly.
Unit: mm (in.)
Measuring outer rotor-to-pump body clearance(b) Using a thickness gauge, measure the clearance between the outer rotor and inner rotor. If the measurement exceeds the limit, replace the rotor assembly.
Unit: mm (in.)
Measuring outer rotor-to-inner rotor clearance(c) Using a straight edge and a thickness gauge, measure the clearance between the rotors and pump cover. If the measurement exceeds the limit, replace either the rotors or the pump body.
Unit: mm (in.)
Measuring clearance between rotors and pump over(2) Oil Pressure Switch(a) Connect a tester (set to the ohm range) between the terminal and body of the oil pressure switch. There should be continuity. If there is no continuity, the switch is faulty and should be replaced.
Inspecting oil pressure switch(b) Insert a thin rod into the oil hole in the switch body. When the rod is then pushed in gently, there should be no continuity between the switch body and terminal. If there is continuity, the switch is faulty and should be replaced.(c) Apply an air pressure of 49 kPa {0.5 kgf/cm2} (7.2 psi) to the switch through the oil hole. If there is no continuity, the switch is normal. Simultaneously, check for air leakage. Any air leakage means that the diaphragm is broken and, therefore, the switch should be replaced.
Inspecting oil pressure switch2.3 Assembly
Points to note during reassembly of oil pump KEY POINTS FOR REASSEMBLY Oil Pressure Switch(a) Install the switch using the Oil Pressure Switch Socket Wrench (MD998054).(b) Before installation, apply sealant to the threads of the switch. (Use either Hermeseal H1 or Threebond 1104).
(a) Avoid applying sealant excessively to prevent it from reaching the end of the threads.(b) Never tighten the switch to a torque exceeding specification.
Installing oil pressure switch
Flow of oil2. Oil Pump, Relief Valve, and Oil Pressure Switch
2.1 Disassembly
Disassembly sequence and points to check on oil pump1 Oil filter2 Oil pump3 Gasket4 Oil pump cover5 Inner rotor6 Outer rotor (The inner and outer rotors form a rotor assembly)7 O-ring8 Oil pump body9 Relief valve10 Oil pressure switch KEY POINTS FOR DISASSEMBLY(1) Oil PumpRemove the oil pump (parts (3) through (8) in the above drawing) as an assembly.
Removing oil pump(2) Oil Pressure SwitchRemove the switch using the Oil Pressure Switch Socket Wrench (MD998054).
Removing oil pressure switch2.2 Inspection and Repair(1) Oil Pump(a) Using a thickness gauge, measure the clearance between the outer rotor and pump body. If the measurement exceeds the limit, replace the rotor assembly.
Unit: mm (in.)
Measuring outer rotor-to-pump body clearance(b) Using a thickness gauge, measure the clearance between the outer rotor and inner rotor. If the measurement exceeds the limit, replace the rotor assembly.
Unit: mm (in.)
Measuring outer rotor-to-inner rotor clearance(c) Using a straight edge and a thickness gauge, measure the clearance between the rotors and pump cover. If the measurement exceeds the limit, replace either the rotors or the pump body.
Unit: mm (in.)
Measuring clearance between rotors and pump over(2) Oil Pressure Switch(a) Connect a tester (set to the ohm range) between the terminal and body of the oil pressure switch. There should be continuity. If there is no continuity, the switch is faulty and should be replaced.
Inspecting oil pressure switch(b) Insert a thin rod into the oil hole in the switch body. When the rod is then pushed in gently, there should be no continuity between the switch body and terminal. If there is continuity, the switch is faulty and should be replaced.(c) Apply an air pressure of 49 kPa {0.5 kgf/cm2} (7.2 psi) to the switch through the oil hole. If there is no continuity, the switch is normal. Simultaneously, check for air leakage. Any air leakage means that the diaphragm is broken and, therefore, the switch should be replaced.
Inspecting oil pressure switch2.3 Assembly
Points to note during reassembly of oil pump KEY POINTS FOR REASSEMBLY Oil Pressure Switch(a) Install the switch using the Oil Pressure Switch Socket Wrench (MD998054).(b) Before installation, apply sealant to the threads of the switch. (Use either Hermeseal H1 or Threebond 1104).
(a) Avoid applying sealant excessively to prevent it from reaching the end of the threads.(b) Never tighten the switch to a torque exceeding specification.
Installing oil pressure switch
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Nissan-Diesel
Nissan-Diesel
Nissan-Diesel
Nissan-Diesel
101482-9071
1679090307
INJECTION-PUMP ASSEMBLY
BD2
BD2